Answer: C
Explanation: Well i think that overall the hospital should have been more well pre-paired as all the other answers are very good options, so i think that c is your best bet!
1.) ALWAYS have extras of niceties (important things) as some have learned through the pandemic.... we still stock up on toilet paper lol XD
2.) in case of emergency you need a backup/evacuation plan
3.) i think that they were warned before it happened so they had time to pre-pare at least...
ANYWAYS.... I hope i helped!
In your behind and your corestoral
The answer is B. chemicals.
the reason its b is because A= bacteria but u have to clean the bacteria in the water so its not A and its not c. becouse that will be just turning the ice into water .so the answer is b. becouse we use chemicals everyday to get rid of bacteria and waste